/*
 * Copyright 2019-2023 Mamoe Technologies and contributors.
 *
 * 此源代码的使用受 GNU AFFERO GENERAL PUBLIC LICENSE version 3 许可证的约束, 可以在以下链接找到该许可证.
 * Use of this source code is governed by the GNU AGPLv3 license that can be found through the following link.
 *
 * https://github.com/mamoe/mirai/blob/dev/LICENSE
 */

package net.mamoe.mirai.utils.channels

// An internal error exception
public class IllegalChannelStateException internal constructor(
    private val state: ChannelState<*, *>,
    message: String? = state.toString(),
    cause: Throwable? = null,
) : IllegalStateException(message, cause) {
    public val lastStateWasSucceed: Boolean get() = (state is ChannelState.Finished) && state.isSuccess
}